/*
 *  Copyright 2011 Iurii Dunko, Iana Potochniak.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *       http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *  under the License.
 */

package org.opu.yyminijava.syntaxtree;

import org.opu.yyminijava.visitor.Visitor;


/**
 *
 * @author Iurii Dunko
 * @author Iana  Potochniak
 */
public class VariableDeclarator implements Rule {

    private static final long serialVersionUID = 1323110697148L;

    private String simpleName;
    /** It can be null if the variable don't have beginner value */
    private Expression expression;

    public VariableDeclarator() {
    }

    public VariableDeclarator(String simpleName, Expression exception) {
        this.simpleName = simpleName;
        this.expression = exception;
    }

    public Expression getExpression() {
        return expression;
    }

    public void setExpression(Expression exception) {
        this.expression = exception;
    }

    public String getSimpleName() {
        return simpleName;
    }

    public void setSimpleName(String simpleName) {
        this.simpleName = simpleName;
    }

    @Override
    public String toString() {
        String ret = String.valueOf(simpleName);
        if (expression != null){
            ret += " = " + String.valueOf(expression);
        }
        return ret;
    }

    @Override
    public void accept(Visitor visitor) {
        if (expression != null) {
            visitor.visit(expression);
        }
    }
}
